SSDM-7158: harvester: update modifier

...rvester/synchronizer/AbstractTimestampsAndUserHolder.java

...ugins/sync/harvester/synchronizer/EntitySynchronizer.java

.../plugins/sync/harvester/synchronizer/IHarvesterQuery.java

.../plugins/sync/harvester/synchronizer/IncomingDataSet.java

...s/plugins/sync/harvester/synchronizer/IncomingEntity.java

...plugins/sync/harvester/synchronizer/IncomingMaterial.java

.../plugins/sync/harvester/synchronizer/RegistrationDTO.java

...ugins/sync/harvester/synchronizer/ResourceListParser.java